2690354 has 4 divisors (see below), whose sum is σ = 4035534. Its totient is φ = 1345176.

The previous prime is 2690353. The next prime is 2690357. The reversal of 2690354 is 4530962.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2640625 + 49729 = 1625^2 + 223^2 .

It is not an unprimeable number, because it can be changed into a prime (2690351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 672587 + ... + 672590.

2^2690354 is an apocalyptic number.

2690354 is a deficient number, since it is larger than the sum of its proper divisors (1345180).

2690354 is a wasteful number, since it uses less digits than its factorization.

2690354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1345179.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 2690354 is about 1640.2298619401. The cubic root of 2690354 is about 139.0816420815.

The spelling of 2690354 in words is "two million, six hundred ninety thousand, three hundred fifty-four".